What angle is 130 degrees called?

What angle is 130 degrees called?

Obtuse angles measure more than 90 degrees.

How many degrees are in a 360?

Alternative units

Turns Radians Degrees
2/5 turn 4π/5 rad 144°
1/2 turn π rad 180°
3/4 turn 3π/2 rad 270°
1 turn 2π rad 360°

What is 1 360 of a circle in degrees?

Since a circle measures 360 degrees, 1/360 of it would be one degree, a very “skinny” angle, which, since it is less than 90 degrees, is called an Acute angle.

Where is 130 on the unit circle?

The value of cos 130 degrees can be calculated by constructing an angle of 130° with the x-axis, and then finding the coordinates of the corresponding point (-0.6428, 0.766) on the unit circle. The value of cos 130° is equal to the x-coordinate (-0.6428). ∴ cos 130° = -0.6428.

What does 360 mean?

A complete trip around the edge of a circle is 360 degrees, which means that, if you were to complete a rotation around the central axis of your body, you would end up facing the same direction as when you started.

What is the measure in degrees in 1 360?

A measure of one degree ( 1° ) is equivalent to a rotation of 1360 of a complete revolution. To measure angles, it is convenient to mark degrees on the circumference of a circle . Thus, a complete revolution is 360° , half a revolution is 180° , a quarter of a revolution is 90° and so forth.

How much is 60 degrees in a circle?

How Many 60 Degrees Angles Does it Take to Make a Full Turn? Angles are measured in degrees and there are 360 degrees in one full rotation that completes one full circle. Since 60 × 6 = 360, therefore there are six 60° angles in a full turn.

How do you construct a 135 degree angle?

To construct an angle of 135°.

  1. Draw an angle BOA = 90° at point O of given line AC.
  2. Bisect the angle BOC on the other side of OB, which is also 90°
  3. Thus, ∠BOD = ∠COD = 45° And, ∠AOD = 90° + 45° = 135°

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